give me in paragraph form; Conducting a small-scale preliminary investigation to test the feasibility and validity of the research before launching a full-scale study. This could include:
1. Identifying and recruiting a sample of cannabis users within the target age group in the Humilaveka Goroka District (10 – 20).
2. Conducting interviews or surveys to gather data on their patterns of cannabis use, reasons for use, perceived benefits and risks, and any associated health or social issues (5-15).
3. Analyzing the data to identify any trends or patterns that can inform the design of a larger study.
4. Assessing the feasibility of recruiting and retaining participants, collecting data, and implementing the study protocols in the local context.